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/*
@ITMillApache2LicenseForJavaFiles@
*/
package com.vaadin.automatedtests.featurebrowser;
import java.net.URL;
import com.vaadin.terminal.ExternalResource;
import com.vaadin.ui.Button;
import com.vaadin.ui.CustomComponent;
import com.vaadin.ui.Label;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.Window;
import com.vaadin.ui.Button.ClickEvent;
/**
* @author marc
*
*/
public class WindowingExample extends CustomComponent {
public static final String txt = "<p>There are two main types of windows: application-level windows, and "
+ "\"sub windows\".</p><p>A sub window is rendered as a \"inline\" popup window"
+ " within the (native) browser window to which it was added. You can create"
+ " a sub window by creating a new Window and adding it to a application-level window, for instance"
+ " your main window. </p><p> In contrast, you create a application-level window by"
+ " creating a new Window and adding it to the Application. Application-level"
+ " windows are not shown by default - you need to open a browser window for"
+ " the url representing the window. You can think of the application-level"
+ " windows as separate views into your application - and a way to create a"
+ " \"native\" browser window.</p><p>Depending on your needs, it's also"
+ " possible to create a new window instance (with it's own internal state)"
+ " for each new (native) browser window, or you can share the same instance"
+ " (and state) between several browser windows (the latter is most useful"
+ " for read-only views).</p>";
private URL windowUrl = null;
public WindowingExample() {
final VerticalLayout main = new VerticalLayout();
main.setMargin(true);
setCompositionRoot(main);
final Label l = new Label(txt);
l.setContentMode(Label.CONTENT_XHTML);
main.addComponent(l);
Button b = new Button("Create a new subwindow",
new Button.ClickListener() {
public void buttonClick(ClickEvent event) {
final Window w = new Window("Subwindow");
w.setWidth("50%");
final Label l = new Label(txt);
l.setContentMode(Label.CONTENT_XHTML);
w.addComponent(l);
getApplication().getMainWindow().addWindow(w);
}
});
b.setStyleName(Button.STYLE_LINK);
main.addComponent(b);
b = new Button("Create a new modal window", new Button.ClickListener() {
public void buttonClick(ClickEvent event) {
final Window w = new Window("Modal window");
w.setWidth("50%");
w.setModal(true);
final Label l = new Label(txt);
l.setContentMode(Label.CONTENT_XHTML);
w.addComponent(l);
getApplication().getMainWindow().addWindow(w);
}
});
b.setStyleName(Button.STYLE_LINK);
main.addComponent(b);
b = new Button("Open a application-level window, with shared state",
new Button.ClickListener() {
public void buttonClick(ClickEvent event) {
if (windowUrl == null) {
final Window w = new Window("Subwindow");
final Label l = new Label(txt);
l.setContentMode(Label.CONTENT_XHTML);
w.addComponent(l);
getApplication().addWindow(w);
windowUrl = w.getURL();
}
getApplication().getMainWindow().open(
new ExternalResource(windowUrl), "_new");
}
});
b.setStyleName(Button.STYLE_LINK);
main.addComponent(b);
b = new Button(
"Create a new application-level window, with it's own state",
new Button.ClickListener() {
public void buttonClick(ClickEvent event) {
final Window w = new Window("Subwindow");
getApplication().addWindow(w);
final Label l = new Label(
"Each opened window has its own"
+ " name, and is accessed trough its own uri.");
l.setCaption("Window " + w.getName());
w.addComponent(l);
getApplication().getMainWindow().open(
new ExternalResource(w.getURL()), "_new");
}
});
b.setStyleName(Button.STYLE_LINK);
main.addComponent(b);
}
}
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